Multiply. Write the answer in simplest form.
× 
A. 
B. 
C. 
D. 
Answer: B
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Find the absolute maxima and minima of the function on the given domain.
on the disk bounded by the circle 
A. Absolute maximum: 72 at 
absolute minimum: 0 at 
B. Absolute maximum: 54 at 
and 
absolute minimum: 18 at 
and 
C. Absolute maximum: 54 at 
and 
absolute minimum: 0 at 
D. Absolute maximum: 18 at 
and 
absolute minimum: 0 at 
Rationalize the denominator and simplify. 
A. 
B. 
C. 
D. 
Decompose v into two vectors v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = i + 4j,
w = -3i + j
A. v1 = - 
i + 
j, v2 = 
i + 
j
B.
v1 = -  i +  j, v2 =  i +  j |
C. v1 = -
i + 
j, v2 = 
i + 
jD. v1 = -
i + 
j, v2 = - 
i + 
jSolve the problem.Four boys and three girls are seated, in a row, at random, to watch a play. What is the probability thata) a girl is seated at each end of the row?b) one of the boys is seated in the middle seat?c) boys and girls are seated alternately?
A. a) 
b) 
c) 
B. a) 
b) 
c) 
C. a) 
b) 
c) 
D. a) 
b) 
c) 